HHU’s online wiki based on the Confluence software is used for collaborative work, documentation and information exchange.
The web-based appointment planner of the German National Research and Education Network (DFN) can be used for voting and scheduling without registration.
The Rocket.Chat communication program is organised in channels where groups of users can exchange views on current issues in real time.
The tool of choice of HHU members for video conferences. Jitsi Meet is also available as an alternative for smaller conferences.